Mercedes-Benz GL-Class: SmartKey
Display messages
Key Does Not
Belong to Vehicle
Possible causes/consequences and ► Solutions
You have put the wrong SmartKey in the ignition lock.
► Use the correct SmartKey.
Display messages
Remove Key
Possible causes/consequences and ► Solutions
The SmartKey is in the ignition lock.
► Remove the SmartKey.
Display messages
You need a new key.
Possible causes/consequences and ► Solutions
The SmartKey needs to be replaced.
► Visit a qualified specialist workshop.
Display messages
Change Key
Batteries
Possible causes/consequences and ► Solutions
The batteries of the KEYLESS-GO key are discharged.
► Change the batteries.
Display messages
Don't Forget Your
Key
Possible causes/consequences and ► Solutions
The display message is shown for a maximum of 60 seconds and
is only a reminder.
You have opened the driver's door with the engine switched off.
The KEYLESS-GO key is not in the ignition lock.
► Remember to take the KEYLESS-GO key with
you when you
leave the vehicle.
Display messages
Key Not Detected (Red
display message)
Possible causes/consequences and ► Solutions
The KEYLESS-GO key is not in the vehicle.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.
► Pull over and stop the vehicle safely as
soon as possible, paying
attention to road and traffic conditions.
► Engage the parking brake.
► Locate the KEYLESS-GO key.
The KEYLESS-GO key is not detected while the engine is running
because there is interference from a strong source of radio waves.
► Pull over and stop the vehicle safely as
soon as possible, paying
attention to road and traffic conditions.
► Engage the parking brake.
► Operate the vehicle with the SmartKey in
the ignition lock.
Display messages
Key Not Detected (White display
message)
Possible causes/consequences and ► Solutions
The KEYLESS-GO key cannot be detected at present.
► Change the location of the key with the
KEYLESS-GO functions
in the vehicle.
If the KEYLESS-GO key is still not detected:
► Change the location of the key with the
KEYLESS-GO functions
in the vehicle.
► Operate the vehicle with the SmartKey in
the ignition lock.
Display messages
Key Detected in
Vehicle
Possible causes/consequences and ► Solutions
The KEYLESS-GO key has been detected inside the vehicle during
locking.
► Remove the KEYLESS-GO key from the
vehicle.
Display messages
Pull starting
button out then
insert key.
Possible causes/consequences and ► Solutions
The KEYLESS-GO key can continuously not be detected.
► Insert the SmartKey into the ignition lock
and turn it to the
desired position.
► Visit a qualified specialist workshop.
Vehicle
Display messages
Shift to P or N
to start engine.
Possible causes/consequences and ►
Solutions
You have attempted to start the engine with the transmission in
position R or D.
► Sh ...
See also:
Selecting HDC
1. Press to switch HDC on and off.
2. Press to increase the set speed.
3. Press to decrease the set speed.
HDC can be selected at speeds below 50 mph (80 km/h).
HDC can be used in D, R or Comman ...
Cruise Control Light
This light comes on whenever the cruise control is set.
The light goes out when the cruise control is turned off. See Cruise Control
for more information. ...
Brake System Warning Light
With the ignition on, the brake system warning light comes on when the parking
brake is set. If the vehicle is driven with the parking brake engaged, a chime sounds
when the vehicle speed is greater ...
